Charging Your Batteries
If you intend to use battery power, be sure to fully charge your battery pack before going on long trips. Remember that the power adapter charges the battery pack as long as it is plugged into the computer and an AC power source. Be aware that it takes much longer to charge the battery pack when your ASUS 1225/R252 Series is in use.
Remember to fully charge the battery (8 hours or more) before first use and whenever it is depleted to prolong battery life.The battery reaches its maximmum capacity after a few full charging and discharging cycles.
Airplane Precautions
Contact your airline if you want to use your ASUS 1225/R252 Series on the airplane. Most airlines have restrictions for using electronic devices. Most airlines allow electronic use only between and not during takeoffs and landings.
There are three main types of airport security devices:
Sound Pressure warning
Excessive sound pressure from earphones or headphones can cause hearing damage or loss. Adjustment of the volume control as well as the equalizer to settings other than the center position may increase the earphones or headphones output voltage and the sound pressure level.
ASUS 1225/R252 Series | vii |